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Finding the Third Proportional to 14,279,490 and 31,393,332

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Solution

The third proportional to 14,279,490 and 31,393,332 is: 69,017,961.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,279,490 : 31,393,332 = 31,393,332 : x
  2. Step 2: Convert to fraction form
    14,279,490/31,393,332 = 31,393,332/x
  3. Step 3: Cross multiply
    14,279,490x = 31,393,332 × 31,393,332
  4. Step 4: Simplify right side
    14,279,490x = 985,541,294,062,224
  5. Step 5: Solve for x
    x = 985,541,294,062,224/14,279,490
  6. Step 6: Final answer
    x = 69,017,961.71

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.